Bently Nevada 177230-01-01-CN

Description

Core Measurement Specifications

• Measurement Principle: Piezoelectric seismic velocity sensing
• Full-Scale Measuring Range: 0–25.4 mm/s (0–1.0 in/s) vibration velocity RMS
• Equivalent Displacement Range: ±2.0 mm peak-to-peak displacement
• Output Signal: 4–20 mA DC 2-wire loop-powered analog current signal
• Measurement Accuracy: ±1.5% full scale range
• Frequency Response Bandwidth: 10 Hz – 1000 Hz (+0/-3 dB)
• Signal Linearity: ≤±1.0% full scale nonlinearity
• Repeatability Performance: ≤±0.5% full scale value

Electrical Specifications

• Operating Supply Voltage: +12 VDC to +30 VDC 2-wire loop power supply
• Maximum Loop Current Limiting: 40 mA
• Maximum Allowable Loop Resistance: 800 Ω (at 24 VDC supply)
• Fault Diagnosis Output: Built-in self-test circuit and abnormal signal detection mechanism
• Interface Protection: Integrated reverse polarity protection, surge protection and ESD electrostatic protection

Mechanical & Structural Specifications (Exclusive for 177230-01-01-CN)

• Mounting Thread: M8 × 1.25 metric thread
• Sensor Tip Material: High-performance ceramic piezoelectric element
• Housing Material: Solid 304 stainless steel
• Overall Dimensions: Compact cylindrical integrated structure
• Net Weight: 0.18 kg
• Installation Method: Direct screw mounting on machinery casing bearing seat
• Cable Output: Integral shielded cable connection
• CN Version Feature: China localized supply, certification and after-sales adaptation

Environmental Specifications

• Operating Temperature Range: -40 °C to +260 °C
• Storage Temperature Range: -55 °C to +300 °C
• Humidity Resistance: 100% condensing environment, non-submerged operation
• Protection Rating: IP67 dustproof and waterproof
• Anti-vibration Resistance: Resists 10–2000 Hz, 20 g continuous shock and vibration
• Anti-corrosion Performance: Oil-resistant, chemical-resistant and anti-aging

Certifications & Compliance

• CE Industrial Safety Certification
• RoHS Lead-Free Compliance
• China Localized Safety Compliance Certification
• Fully compatible with international industrial 4–20 mA current loop standards

Core Functional Features

1. 2-Wire Loop-Powered Simplified Design

   No additional independent power supply required; standard 2-wire current loop wiring, greatly reduces on-site wiring cost and construction difficulty.
2. China Localized CN Custom Version

   Exclusive 177230-01-01-CN configuration, localized supply chain, certification, delivery and after-sales service for Chinese industrial market.
3. Fixed M8×1.25 Metric Mounting Thread

   Adopts universal metric thread standard, perfectly matches domestic machinery casing mounting holes, no adapter needed for direct installation.
4. Ultra-Wide High-Temperature Operation Performance

   Stable operation from -40 °C to +260 °C, adapts to high-temperature harsh environments of steam turbines, compressors and high-temperature motors.
5. No On-Site Field Configuration Required

   Factory calibrated fixed full-scale range, zero on-site adjustment, calibration-free installation and immediate operation after wiring.
6. Integrated Self-Diagnosis & Protection Circuits

   Built-in self-test, reverse polarity protection, surge protection and ESD protection; automatically detects sensor abnormal status and ensures safe loop output.
7. High-Precision Repeatable Vibration Data

   Stable and accurate velocity vibration measurement data, suitable for long-term continuous online monitoring and trend analysis.
8. Seamless System Integration Capability

   Directly connects to PLC, DCS, SCADA and factory asset condition monitoring systems; fully compatible with mainstream industrial control platforms.
9. Robust Stainless Steel Housing Structure

   Solid stainless steel housing and ceramic sensing tip, resistant to impact, corrosion, dust and oil mist, with long service life.

Main Application Scenarios

• Power plant steam turbines, gas turbines and generator bearing casing vibration monitoring
• Petrochemical centrifugal compressors and process gas compressors casing vibration monitoring
• Industrial oil pumps, water pumps and pipeline centrifugal pumps vibration monitoring
• Large industrial fans, blowers and induced draft fans casing vibration monitoring
• High-voltage high-speed induction motors and motor bearing housing vibration monitoring
• Offshore oil & gas platform rotating production equipment vibration monitoring
• Chemical processing plant high-temperature rotating machinery vibration monitoring
• Machinery predictive maintenance and equipment health management systems
• All Chinese industrial occasions requiring metric thread high-temperature seismic vibration monitoring

Part Number Definition

• 177230: Standard seismic velocity vibration transmitter series
• 01: M8×1.25 metric thread mounting configuration
• 01: Fixed 0–1.0 in/s (25.4 mm/s) full-scale velocity measuring range
• CN: Exclusive China localized customized version